Postcard



FIG. 1 is a perspective front view of a postcard showing my new design;

FIG. 2 is a perspective back view thereof;

FIG. 3 is a perspective view of the semi-opened postcard;

FIG. 4 is an outside view of the fully opened postcard; and,

FIG. 5 is an inside view of the fully opened postcard. 

The ornamental design for a postcard, as shown and described. 